package com.haixiaoke.saas.system.framework.web.service;


import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import com.haixiaoke.saas.common.constant.UserConstants;
import com.haixiaoke.saas.common.core.domain.AjaxResult;
import com.haixiaoke.saas.common.core.domain.entity.SysUser;
import com.haixiaoke.saas.common.enums.UserStatus;
import com.haixiaoke.saas.common.exception.ServiceException;
import com.haixiaoke.saas.common.utils.StringUtils;
import com.haixiaoke.saas.org.domain.Dept;
import com.haixiaoke.saas.org.domain.User;
import com.haixiaoke.saas.org.service.IDeptService;
import com.haixiaoke.saas.org.service.IUserService;
import com.haixiaoke.saas.system.domain.LoginBody;
import com.haixiaoke.saas.system.domain.LoginUser;
import com.haixiaoke.saas.system.framework.security.util.SecurityUtils;
import com.haixiaoke.saas.system.service.ISysUserService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Service;

/**
 * 用户验证处理
 *
 * @author haixiaoke
 */
@Service
public class UserDetailsServiceImpl implements UserDetailsService {
    private static final Logger log = LoggerFactory.getLogger(UserDetailsServiceImpl.class);

    @Autowired
    private ISysUserService userService;

    @Autowired
    private SysPasswordService passwordService;

    @Autowired
    private SysPermissionService permissionService;

    @Autowired
    private IUserService iUserService;

    @Autowired
    private IDeptService deptService;

    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        SysUser user = userService.selectUserByUserName(username);
        if (StringUtils.isNull(user)) {
            log.info("登录用户：{} 不存在.", username);
            throw new ServiceException("登录用户：" + username + " 不存在");
        } else if (UserStatus.DELETED.getCode().equals(user.getDelFlag())) {
            log.info("登录用户：{} 已被删除.", username);
            throw new ServiceException("对不起，您的账号：" + username + " 已被删除");
        } else if (UserStatus.DISABLE.getCode().equals(user.getStatus())) {
            log.info("登录用户：{} 已被停用.", username);
            throw new ServiceException("对不起，您的账号：" + username + " 已停用");
        }

        passwordService.validate(user);

        return createLoginUser(user);
    }

    public UserDetails createLoginUser(SysUser user) {
        return new LoginUser(user.getUserId(), user.getDeptId(), user, permissionService.getMenuPermission(user));
    }

    public LoginUser thirdPartyLogin(LoginBody loginBody) {
        User user = iUserService.selectUserByPhone(loginBody.getPhone());
        if (ObjectUtil.isEmpty(user)) {
            throw new ServiceException("组织架构用户不存在");
        }
        if (StrUtil.equals(UserConstants.USER_DISABLE, user.getUserState())) {
            throw new ServiceException("用户已被禁用，请联系管理员");
        }
        if (!SecurityUtils.matchesPassword(loginBody.getPassword(), user.getPassword())) {
            throw new ServiceException("密码不正确");
        }
        Dept dept = deptService.selectDeptByPermissionChar(loginBody.getPermissionChar());
        if (ObjectUtil.isEmpty(dept)) {
            throw new ServiceException("组织架构部门不存在");
        }
        if (StrUtil.equals(UserConstants.DEPT_DISABLE, dept.getStatus())) {
            throw new ServiceException("部门已被禁用，请联系管理员");
        }

        passwordService.validate(user, loginBody.getUsername(), loginBody.getPassword());
        return createLoginUser(user);
    }

    public LoginUser createLoginUser(User user) {
        return new LoginUser(user.getUserId(), user.getDeptId(), user, /*permissionService.getMenuPermission(user)*/null);
    }
}
